Home / 14,279,759.29-19,706,410.24-7,753,663.81

Finding the Fourth Proportional to 14,279,759.29, 19,706,410.24 and 7,753,663.81

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Solution

The fourth proportional to 14,279,759.29, 19,706,410.24 and 7,753,663.81 is: 10,700,241.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279,759.29 : 19,706,410.24 = 7,753,663.81 : x
  2. Step 2: Convert to fraction form
    14,279,759.29/19,706,410.24 = 7,753,663.81/x
  3. Step 3: Cross multiply
    14,279,759.29x = 19,706,410.24 × 7,753,663.81
  4. Step 4: Simplify right side
    14,279,759.29x = 152,796,879,902,901.41
  5. Step 5: Solve for x
    x = 152,796,879,902,901.41/14,279,759.29
  6. Step 6: Final answer
    x = 10,700,241.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.